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- Glacier 90W vs Kraft 20W
AtomStack Glacier 90W vs AtomStack Kraft 20W
What Glacier 90W does better (4) and where Kraft 20W wins (6) — every spec side by side.
vs
9.7Power & cutting6.5
9.5Work area7.1
3.2Safety9.2
5.2Features & ease of use9.5
Why is Glacier 90W better than Kraft 20W?
- Laser output power90 W vs 20 W4.5×
- Work area (surface)6,400 cm² vs 1,594 cm²4×
- Work area depth (Y)800 mm vs 320 mm2.5×
- Work area width (X)800 mm vs 498 mm+61%
Why is Kraft 20W better than Glacier 90W?
- Enclosed (fully covered)No · Glacier 90W: Yes
- Air assistNo · Glacier 90W: Yes
- Built-in cameraNo · Glacier 90W: Yes
- Two laser sourcesNo · Glacier 90W: Yes
- Flame / fire detectionNo · Glacier 90W: Yes
- Weight31 kg vs 23.6 kg+31%
Specifications
Side by side
| General | ||
| Laser sources | Blue diode (≈455 nm) | Blue diode (≈455 nm), Infrared diode (1064 nm) |
| Motion system | Gantry (XY rails) | Gantry (XY rails) |
| Two laser sources | No | Yes |
| Wavelength | — | 1,064 nm |
| Laser power | ||
| Laser output power | 90 W | 20 W |
| Second laser output power | — | 1.2 W |
| Work area | ||
| Work area | 800 × 800 mm | 498 × 320 mm |
| Work area width (X) | 800 mm | 498 mm |
| Work area depth (Y) | 800 mm | 320 mm |
| Work area (surface) | 6,400 cm² | 1,594 cm² |
| Conveyor / roll feeder support | — | Yes |
| Speed & cutting | ||
| Max engraving / travel speed | — | 600 mm/s |
| Max cutting depth – wood / plywood (one pass) | — | 18 mm |
| Max cutting depth – acrylic | — | 5 mm |
| Precision | ||
| Laser spot size | — | 0.03 mm |
| Positioning accuracy | — | 0.03 mm |
| Safety | ||
| Enclosed (fully covered) | No | Yes |
| Laser safety class | — | Class 1 (eye-safe, enclosed) |
| Flame / fire detection | No | Yes |
| Emergency stop button | — | Yes |
| Features | ||
| Air assist | No | Yes |
| Built-in camera | No | Yes |
| Autofocus / auto height | Yes | Yes |
| Rotary attachment support | — | Yes |
| Touchscreen / control panel | Yes | — |
| Offline engraving (no computer) | Yes | Yes |
| Water cooling | Yes | — |
| Connectivity & software | ||
| Connections | — | USB, Wi-Fi |
| Wi-Fi | — | Yes |
| USB | — | Yes |
| SD / TF card | — | Yes |
| Compatible software | — | LightBurn, AtomStack Studio |
| LightBurn compatible | — | Yes |
| Size & power | ||
| Width | — | 791 mm |
| Depth | — | 610 mm |
| Height | — | 261 mm |
| Weight | 31 kg | 23.6 kg |
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